<template>
  <div class="son">
    子组件
    <Grandson/>
  </div>
</template>

<script>
import Grandson from './Grandson.vue';

export default {
    name:'Son',
    components:{Grandson}
}
</script>

<style>
    .son {
        padding:20px;
        background-color: blue;
    }
</style>